package demo.benchmarks.Airy.Sign.Eq;
import java.util.Arrays;
public class oldV{

int lib(int n){
    if(n>=5){
      return 0;
    }
    if(n > 0){
        int acc = 1;
        int x = 1;
        while(x < n + 1){
            acc = acc * x;
            x = x +1;
        }
        return acc;
    }
    return 0;
}

}